polycrystalline

[ pol-ee-kris-tl-in, -ahyn, -een ]
/ ˌpɒl iˈkrɪs tl ɪn, -ˌaɪn, -ˌin /

adjective

(of a rock or metal) composed of aggregates of individual crystals.
having or consisting of crystals that are variously oriented.

QUIZZES

WHO SAID IT: A QUIZ ON PRESIDENTIAL WIT AND WISDOM

Think you know your presidents? Take this quiz and see if you can match the style, wit, and ideology of these memorable lines to the right POTUS.
Question 1 of 9
“I do believe that the buck stops here, that I cannot rely upon public opinion polls to tell me what is right. I do believe that right makes might and that if I am wrong, 10 angels swearing I was right would make no difference.”

Origin of polycrystalline

First recorded in 1920–25; poly- + crystalline
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020